Enum Class TranslationAware.Translatable

java.lang.Object
java.lang.Enum<TranslationAware.Translatable>
org.elasticsearch.xpack.esql.capabilities.TranslationAware.Translatable
All Implemented Interfaces:
Serializable, Comparable<TranslationAware.Translatable>, Constable
Enclosing interface:
TranslationAware

public static enum TranslationAware.Translatable extends Enum<TranslationAware.Translatable>
How is this expression translatable?